Lab-grown diamonds are also being used for money laundering. Late last year, Indian and Hong Kong customs revealed a joint operation in which they discovered “cheap synthetic diamonds were being ...

A particularly noticeable drop was recorded in the one-carat diamond segment. By the beginning of November, their cost had ...

Prices for the rarest stones from Rio Tinto’s defunct Australian mine have long outperformed mainstream investments ...

The 300-carat necklace thought to be at the center of the infamous 'Affair of the Diamond Necklace' that contributed to the ...